Finding the Third Proportional to 13,744,635 and 20,196,196

Step by Step Solution

1. Step 1: Write the proportion equation
   13,744,635 : 20,196,196 = 20,196,196 : x
2. Step 2: Convert to fraction form
   13,744,635/20,196,196 = 20,196,196/x
3. Step 3: Cross multiply
   13,744,635x = 20,196,196 × 20,196,196
4. Step 4: Simplify right side
   13,744,635x = 407,886,332,870,416
5. Step 5: Solve for x
   x = 407,886,332,870,416/13,744,635
6. Step 6: Final answer
   x = 29,676,039.62